Here are some commands that have been tested for the command classes you specified:

User Code:

Get User Code:

>NxSS99,2,UserID

X = lock node ID

User ID = 1 to max. supported

User Code report:

<nx,99,3,UserID,status,code1,code2….,codey

Status = 0 (available), 1 (occupied), 2 (reserved), 3(not available)

Code = 4 to 10 digit ascii number

Set User Code:

>NxSS99,1,UserID,Status, code1,…,codey

Door Lock Logging:

Records Support Get:

>NxSS76,1

X = lock node ID

Records Support Report:

<nx,76,2,y

X = lock node ID

Y = max number of records stored

Get Record:

>NxSS76,3,0,y

X = lock node ID

Y = record number, use 0 for most recent

Record Report:

<nx,76,4, record num, yr1, yr2, month, day, hr, min, sec, event, user ID, code length, code1…,codey

X = lock node ID

Code = 4 to 10 digit ascii number

Event = manual lock, manual unlock, remote lock, remote unlock, etc